A late January 2026 winter storm left more than snow and ice in its wake.

Sudden stratospheric warming is expected to disrupt the polar vortex, sending more bursts of extreme cold our way.

Florida has endured a winter few could have predicted. Since early November, the state has endured at least three rounds of Arctic air, and even snow.

Add Yahoo as a preferred source to see more of our stories on Google. Michigan is set for several days of frigid temperatures and heavy lake-effect snow as Arctic air continues its slow march across ...

A winter buzzword, explained.

A major snow and ice storm is expected to affect tens of millions of people from Texas to New England over the weekend. The storm is very large, and it could be particularly dangerous because a frigid ...

Over the years, passing spacecraft have observed mystifying weather patterns at the poles of Jupiter and Saturn. The two planets host very different types of polar vortices, which are huge atmospheric ...

Michigan is experiencing frigid temperatures and heavy snow due to a dip in the jet stream, not the polar vortex. The polar vortex is a large-scale cyclone of cold air that typically stays far north ...